1101032988 has 48 divisors (see below), whose sum is σ = 2807091840. Its totient is φ = 333115200.

The previous prime is 1101032987. The next prime is 1101033001. The reversal of 1101032988 is 8892301011.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101032987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80943 + ... + 93561.

It is an arithmetic number, because the mean of its divisors is an integer number (58481080).

Almost surely, 2^1101032988 is an apocalyptic number.

It is an amenable number.

1101032988 is an abundant number, since it is smaller than the sum of its proper divisors (1706058852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101032988 is a wasteful number, since it uses less digits than its factorization.

1101032988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13298 (or 13296 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 1101032988 is about 33181.8171292652. The cubic root of 1101032988 is about 1032.6031455640.

Adding to 1101032988 its reverse (8892301011), we get a palindrome (9993333999).

The spelling of 1101032988 in words is "one billion, one hundred one million, thirty-two thousand, nine hundred eighty-eight".